Results 161 to 170 of about 95,006 (332)

Quantitative Evaluation of Deformation Mechanisms in Austenitic Hadfield Steel under Different Strain Rates

open access: yessteel research international, Volume 96, Issue 7, July 2025.
This study examines the tensile behavior of Hadfield steel under varying strain rates, quantifying the roles of dislocations, mechanical twinning, and dynamic strain aging (DSA) in flow stress. Rising strain rates increase dislocation density, twin volume fraction, and dimple features on fracture surfaces, enhancing both strength and ductility.
Mahmoud Khedr   +4 more
wiley   +1 more source

Atomic‐Scale Study on Core–Shell Cu Precipitation in Steels: Atom Probe Tomography and Ab Initio Calculations

open access: yessteel research international, Volume 96, Issue 7, July 2025.
Atomic‐scale interactions among Cu, Ni, and Al in body‐centered‐cubic‐iron matrix are studied to elucidate the formation of core–shell Cu precipitates. In these findings, a theoretical method is offered for developing Cu‐contaminated circular steels by utilizing density‐functional theory calculations to unravel bonding preferences and assess the ...
Xiao Shen   +6 more
wiley   +1 more source

Influence of Aluminum on Microstructure and Mechanical Properties of Air‐Hardened Medium Manganese Steel

open access: yessteel research international, Volume 96, Issue 7, July 2025.
This article investigates the influence of aluminum concentrations on the microstructure and mechanical properties of air‐hardening ductile steels. The reduction of the aluminum contents below 0.5 wt% is unfavorable as it does not ensure sufficient toughness.
Faried Ridlo   +8 more
wiley   +1 more source

Electron Microscope Study of the Banded β′ Martensite in Cu–Sn Alloy

open access: bronze, 1968
Zenji Nishiyama   +2 more
openalex   +1 more source

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